Home / 33,489.32-46,215.84-18,383.39

Finding the Fourth Proportional to 33,489.32, 46,215.84 and 18,383.39

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Solution

The fourth proportional to 33,489.32, 46,215.84 and 18,383.39 is: 25,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.32 : 46,215.84 = 18,383.39 : x
  2. Step 2: Convert to fraction form
    33,489.32/46,215.84 = 18,383.39/x
  3. Step 3: Cross multiply
    33,489.32x = 46,215.84 × 18,383.39
  4. Step 4: Simplify right side
    33,489.32x = 849,603,810.90
  5. Step 5: Solve for x
    x = 849,603,810.90/33,489.32
  6. Step 6: Final answer
    x = 25,369.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.